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Searched refs:xas (Results 1 – 25 of 33) sorted by relevance

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/linux/lib/
H A Dxarray.c38 static inline void xas_lock_type(struct xa_state *xas, unsigned int lock_type) in xas_lock_type() argument
41 xas_lock_irq(xas); in xas_lock_type()
43 xas_lock_bh(xas); in xas_lock_type()
45 xas_lock(xas); in xas_lock_type()
48 static inline void xas_unlock_type(struct xa_state *xas, unsigned int lock_type) in xas_unlock_type() argument
51 xas_unlock_irq(xas); in xas_unlock_type()
53 xas_unlock_bh(xas); in xas_unlock_type()
55 xas_unlock(xas); in xas_unlock_type()
126 static void xas_squash_marks(const struct xa_state *xas) in xas_squash_marks() argument
129 unsigned int limit = xas->xa_offset + xas->xa_sibs + 1; in xas_squash_marks()
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H A Dtest_xarray.c74 XA_STATE_ORDER(xas, xa, index, order); in xa_store_order()
78 xas_lock(&xas); in xa_store_order()
79 curr = xas_store(&xas, entry); in xa_store_order()
80 xas_unlock(&xas); in xa_store_order()
81 } while (xas_nomem(&xas, gfp)); in xa_store_order()
104 XA_STATE(xas, xa, 0); in check_xas_retry()
111 XA_BUG_ON(xa, xas_find(&xas, ULONG_MAX) != xa_mk_value(0)); in check_xas_retry()
113 XA_BUG_ON(xa, !xa_is_retry(xas_reload(&xas))); in check_xas_retry()
114 XA_BUG_ON(xa, xas_retry(&xas, NULL)); in check_xas_retry()
115 XA_BUG_ON(xa, xas_retry(&xas, xa_mk_value(0))); in check_xas_retry()
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H A Didr.c385 XA_STATE(xas, &ida->xa, min / IDA_BITMAP_BITS); in ida_alloc_range()
397 xas_lock_irqsave(&xas, flags); in ida_alloc_range()
399 bitmap = xas_find_marked(&xas, max / IDA_BITMAP_BITS, XA_FREE_MARK); in ida_alloc_range()
400 if (xas.xa_index > min / IDA_BITMAP_BITS) in ida_alloc_range()
402 if (xas.xa_index * IDA_BITMAP_BITS + bit > max) in ida_alloc_range()
410 if (xas.xa_index * IDA_BITMAP_BITS + bit > max) in ida_alloc_range()
414 xas_store(&xas, xa_mk_value(tmp)); in ida_alloc_range()
424 xas_store(&xas, bitmap); in ida_alloc_range()
425 if (xas_error(&xas)) { in ida_alloc_range()
433 if (xas.xa_index * IDA_BITMAP_BITS + bit > max) in ida_alloc_range()
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/linux/include/linux/
H A Dxarray.h1416 #define xas_marked(xas, mark) xa_marked((xas)->xa, (mark)) argument
1417 #define xas_trylock(xas) xa_trylock((xas)->xa) argument
1418 #define xas_lock(xas) xa_lock((xas)->xa) argument
1419 #define xas_unlock(xas) xa_unlock((xas)->xa) argument
1420 #define xas_lock_bh(xas) xa_lock_bh((xas)->xa) argument
1421 #define xas_unlock_bh(xas) xa_unlock_bh((xas)->xa) argument
1422 #define xas_lock_irq(xas) xa_lock_irq((xas)->xa) argument
1423 #define xas_unlock_irq(xas) xa_unlock_irq((xas)->xa) argument
1424 #define xas_lock_irqsave(xas, flags) \ argument
1425 xa_lock_irqsave((xas)->xa, flags)
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H A Diov_iter.h211 XA_STATE(xas, iter->xarray, index); in iterate_xarray()
214 xas_for_each(&xas, folio, ULONG_MAX) { in iterate_xarray()
217 if (xas_retry(&xas, folio)) in iterate_xarray()
/linux/tools/testing/radix-tree/
H A Diteration_check.c23 XA_STATE(xas, xa, index); in my_item_insert()
28 xas_lock(&xas); in my_item_insert()
30 xas_set_order(&xas, index, order); in my_item_insert()
32 if (xas_find_conflict(&xas)) in my_item_insert()
34 xas_store(&xas, item); in my_item_insert()
35 xas_set_mark(&xas, TAG); in my_item_insert()
38 xas_unlock(&xas); in my_item_insert()
39 if (xas_nomem(&xas, GFP_KERNEL)) in my_item_insert()
69 XA_STATE(xas, &array, 0); in tagged_iteration_fn()
75 xas_set(&xas, 0); in tagged_iteration_fn()
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H A Dtest.c176 XA_STATE(xas, xa, start); in tag_tagged_items()
183 xas_lock_irq(&xas); in tag_tagged_items()
184 xas_for_each_marked(&xas, item, end, iftag) { in tag_tagged_items()
185 xas_set_mark(&xas, thentag); in tag_tagged_items()
189 xas_pause(&xas); in tag_tagged_items()
190 xas_unlock_irq(&xas); in tag_tagged_items()
192 xas_lock_irq(&xas); in tag_tagged_items()
194 xas_unlock_irq(&xas); in tag_tagged_items()
257 XA_STATE(xas, xa, 0); in item_kill_tree()
260 xas_for_each(&xas, entry, ULONG_MAX) { in item_kill_tree()
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H A Diteration_check_2.c15 XA_STATE(xas, arg, 0); in iterator()
21 xas_set(&xas, 0); in iterator()
23 xas_for_each_marked(&xas, entry, ULONG_MAX, XA_MARK_0) in iterator()
26 assert(xas.xa_index >= 100); in iterator()
H A Dregression1.c82 XA_STATE(xas, &mt_tree, start); in find_get_pages()
87 xas_for_each(&xas, page, ULONG_MAX) { in find_get_pages()
88 if (xas_retry(&xas, page)) in find_get_pages()
99 if (unlikely(page != xas_reload(&xas))) in find_get_pages()
108 xas_reset(&xas); in find_get_pages()
/linux/fs/cachefiles/
H A Dondemand.c25 XA_STATE(xas, NULL, 0); in cachefiles_ondemand_fd_release()
32 xas.xa = &cache->reqs; in cachefiles_ondemand_fd_release()
42 xas_for_each_marked(&xas, req, ULONG_MAX, CACHEFILES_REQ_NEW) { in cachefiles_ondemand_fd_release()
46 xas_store(&xas, NULL); in cachefiles_ondemand_fd_release()
122 XA_STATE(xas, &cache->reqs, id); in cachefiles_ondemand_fd_ioctl()
131 req = xas_load(&xas); in cachefiles_ondemand_fd_ioctl()
137 xas_store(&xas, NULL); in cachefiles_ondemand_fd_ioctl()
167 XA_STATE(xas, &cache->reqs, 0); in cachefiles_ondemand_copen()
192 xas.xa_index = id; in cachefiles_ondemand_copen()
193 req = xas_load(&xas); in cachefiles_ondemand_copen()
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H A Ddaemon.c361 XA_STATE(xas, &cache->reqs, 0); in cachefiles_daemon_poll()
370 xas_lock(&xas); in cachefiles_daemon_poll()
371 xas_for_each_marked(&xas, req, ULONG_MAX, CACHEFILES_REQ_NEW) { in cachefiles_daemon_poll()
377 xas_unlock(&xas); in cachefiles_daemon_poll()
/linux/mm/
H A Dmemfd.c37 static void memfd_tag_pins(struct xa_state *xas) in memfd_tag_pins() argument
44 xas_lock_irq(xas); in memfd_tag_pins()
45 xas_for_each(xas, folio, ULONG_MAX) { in memfd_tag_pins()
47 xas_set_mark(xas, MEMFD_TAG_PINNED); in memfd_tag_pins()
53 xas_pause(xas); in memfd_tag_pins()
54 xas_unlock_irq(xas); in memfd_tag_pins()
56 xas_lock_irq(xas); in memfd_tag_pins()
58 xas_unlock_irq(xas); in memfd_tag_pins()
157 XA_STATE(xas, &mapping->i_pages, 0); in memfd_wait_for_pins()
161 memfd_tag_pins(&xas); in memfd_wait_for_pins()
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H A Dfilemap.c132 XA_STATE(xas, &mapping->i_pages, folio->index); in page_cache_delete()
135 mapping_set_update(&xas, mapping); in page_cache_delete()
137 xas_set_order(&xas, folio->index, folio_order(folio)); in page_cache_delete()
142 xas_store(&xas, shadow); in page_cache_delete()
143 xas_init_marks(&xas); in page_cache_delete()
282 XA_STATE(xas, &mapping->i_pages, fbatch->folios[0]->index); in page_cache_delete_batch()
287 mapping_set_update(&xas, mapping); in page_cache_delete_batch()
288 xas_for_each(&xas, folio, ULONG_MAX) { in page_cache_delete_batch()
314 xas_store(&xas, NULL); in page_cache_delete_batch()
483 XA_STATE(xas, in filemap_range_has_page()
2061 find_get_entry(struct xa_state * xas,pgoff_t max,xa_mark_t mark) find_get_entry() argument
3147 folio_seek_hole_data(struct xa_state * xas,struct address_space * mapping,struct folio * folio,loff_t start,loff_t end,bool seek_data) folio_seek_hole_data() argument
3180 seek_folio_size(struct xa_state * xas,struct folio * folio) seek_folio_size() argument
3702 next_uptodate_folio(struct xa_state * xas,struct address_space * mapping,pgoff_t end_pgoff) next_uptodate_folio() argument
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H A Dpage-writeback.c2359 XA_STATE(xas, &mapping->i_pages, start); in tag_pages_for_writeback()
2363 xas_lock_irq(&xas); in tag_pages_for_writeback()
2364 xas_for_each_marked(&xas, page, end, PAGECACHE_TAG_DIRTY) { in tag_pages_for_writeback()
2365 xas_set_mark(&xas, PAGECACHE_TAG_TOWRITE); in tag_pages_for_writeback()
2369 xas_pause(&xas); in tag_pages_for_writeback()
2370 xas_unlock_irq(&xas); in tag_pages_for_writeback()
2372 xas_lock_irq(&xas); in tag_pages_for_writeback()
2374 xas_unlock_irq(&xas); in tag_pages_for_writeback()
3005 XA_STATE(xas, &mapping->i_pages, folio->index); in __folio_start_writeback()
3011 xas_lock_irqsave(&xas, flag in __folio_start_writeback()
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H A Dmigrate.c574 XA_STATE(xas, &mapping->i_pages, folio->index); in __folio_migrate_mapping()
607 xas_lock_irq(&xas); in __folio_migrate_mapping()
613 xas_unlock_irq(&xas); in __folio_migrate_mapping()
646 xas_store(&xas, newfolio); in __folio_migrate_mapping()
659 xas_unlock(&xas); in __folio_migrate_mapping()
729 XA_STATE(xas, &mapping->i_pages, src->index); in migrate_huge_page_move_mapping()
739 xas_lock_irq(&xas); in migrate_huge_page_move_mapping()
741 xas_unlock_irq(&xas); in migrate_huge_page_move_mapping()
750 xas_store(&xas, dst); in migrate_huge_page_move_mapping()
754 xas_unlock_irq(&xas); in migrate_huge_page_move_mapping()
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/linux/drivers/block/
H A Dbrd.c52 XA_STATE(xas, &brd->brd_pages, sector >> PAGE_SECTORS_SHIFT); in brd_lookup_page()
56 page = xas_load(&xas); in brd_lookup_page()
57 if (xas_retry(&xas, page)) { in brd_lookup_page()
58 xas_reset(&xas); in brd_lookup_page()
66 xas_reset(&xas); in brd_lookup_page()
70 if (unlikely(page != xas_reload(&xas))) { in brd_lookup_page()
72 xas_reset(&xas); in brd_lookup_page()
/linux/drivers/infiniband/core/
H A Dib_core_uverbs.c290 XA_STATE(xas, &ucontext->mmap_xa, min_pgoff); in rdma_user_mmap_entry_insert_range()
319 xas_find_marked(&xas, max_pgoff, XA_FREE_MARK); in rdma_user_mmap_entry_insert_range()
320 if (xas.xa_node == XAS_RESTART) in rdma_user_mmap_entry_insert_range()
323 xa_first = xas.xa_index; in rdma_user_mmap_entry_insert_range()
333 xas_next_entry(&xas, xa_last - 1); in rdma_user_mmap_entry_insert_range()
334 if (xas.xa_node == XAS_BOUNDS || xas.xa_index >= xa_last) in rdma_user_mmap_entry_insert_range()
H A Drestrack.c69 XA_STATE(xas, &rt->xa, 0); in rdma_restrack_count()
73 xas_for_each(&xas, e, U32_MAX) { in rdma_restrack_count()
/linux/drivers/net/ethernet/mellanox/mlx5/core/
H A Dfs_counters.c115 XA_STATE(xas, &fc_stats->counters, 0); in mlx5_fc_stats_query_all_counters()
123 xas_lock(&xas); in mlx5_fc_stats_query_all_counters()
124 xas_for_each(&xas, counter, U32_MAX) { in mlx5_fc_stats_query_all_counters()
125 if (xas_retry(&xas, counter)) in mlx5_fc_stats_query_all_counters()
133 xas_unlock(&xas); in mlx5_fc_stats_query_all_counters()
135 xas_reset(&xas); in mlx5_fc_stats_query_all_counters()
142 xas_lock(&xas); in mlx5_fc_stats_query_all_counters()
150 xas_unlock(&xas); in mlx5_fc_stats_query_all_counters()
/linux/drivers/iommu/iommufd/
H A Dmain.c105 XA_STATE(xas, &ictx->objects, obj->id); in iommufd_object_finalize()
109 old = xas_store(&xas, obj); in iommufd_object_finalize()
118 XA_STATE(xas, &ictx->objects, obj->id); in iommufd_object_abort()
122 old = xas_store(&xas, NULL); in iommufd_object_abort()
211 XA_STATE(xas, &ictx->objects, id); in iommufd_object_remove()
236 obj = xas_load(&xas); in iommufd_object_remove()
258 xas_store(&xas, (flags & REMOVE_OBJ_TOMBSTONE) ? XA_ZERO_ENTRY : NULL); in iommufd_object_remove()
/linux/fs/btrfs/
H A Dextent_io.c1992 XA_STATE(xas, &fs_info->buffer_tree, eb->start >> fs_info->nodesize_bits); in set_btree_ioerr()
1998 xas_lock_irqsave(&xas, flags); in set_btree_ioerr()
1999 xas_load(&xas); in set_btree_ioerr()
2000 xas_set_mark(&xas, PAGECACHE_TAG_WRITEBACK); in set_btree_ioerr()
2001 xas_clear_mark(&xas, PAGECACHE_TAG_DIRTY); in set_btree_ioerr()
2002 xas_clear_mark(&xas, PAGECACHE_TAG_TOWRITE); in set_btree_ioerr()
2003 xas_unlock_irqrestore(&xas, flags); in set_btree_ioerr()
2093 XA_STATE(xas, &fs_info->buffer_tree, eb->start >> fs_info->nodesize_bits);
2096 xas_lock_irqsave(&xas, flags);
2097 xas_load(&xas);
2125 find_get_eb(struct xa_state * xas,unsigned long max,xa_mark_t mark) find_get_eb() argument
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/linux/fs/netfs/
H A Diterator.c216 XA_STATE(xas, iter->xarray, index); in netfs_limit_xarray()
225 xas_for_each(&xas, folio, ULONG_MAX) { in netfs_limit_xarray()
227 if (xas_retry(&xas, folio)) in netfs_limit_xarray()
H A Dfscache_io.c181 XA_STATE(xas, &mapping->i_pages, first); in __fscache_clear_page_bits()
184 xas_for_each(&xas, page, last) { in __fscache_clear_page_bits()
/linux/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_userq_fence.c238 XA_STATE(xas, &userq->fence_drv_xa, 0); in amdgpu_userq_fence_alloc()
242 entry = xas_find_marked(&xas, ULONG_MAX, XA_FREE_MARK); in amdgpu_userq_fence_alloc()
243 } while (xas_retry(&xas, entry)); in amdgpu_userq_fence_alloc()
246 userq_fence->fence_drv_array = kvmalloc_array(xas.xa_index, in amdgpu_userq_fence_alloc()
255 userq_fence->fence_drv_array_count = xas.xa_index; in amdgpu_userq_fence_alloc()
257 0, ULONG_MAX, xas.xa_index, XA_PRESENT); in amdgpu_userq_fence_alloc()
/linux/fs/xfs/
H A Dxfs_zone_alloc.c449 XA_STATE (xas, &mp->m_groups[XG_TYPE_RTG].xa, 0); in xfs_open_zone()
457 xas_lock(&xas); in xfs_open_zone()
458 xas_for_each_marked(&xas, xg, ULONG_MAX, XFS_RTG_FREE) in xfs_open_zone()
461 xas_unlock(&xas); in xfs_open_zone()
465 xas_clear_mark(&xas, XFS_RTG_FREE); in xfs_open_zone()
467 xas_unlock(&xas); in xfs_open_zone()

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